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Ineos Calabrian Corporation

Industrial Inorganic Chemicals, Port Neches, Texas. NPDES permit TX0062448, in force until May 12, 2028. Last 12 months: over a limit once (last October 2025). Source: EPA ECHO, Oct 22, 2026.

Reports due
About 20 days after each period: form A monthly (25 values)
Renewal application due
Nov 14, 2027 · 180 days before expiry; your permit may set another date
Last report on file
September 2026
Oct 2024 – Sep 2025
6 values over a limit, 0 required values missing, 0 of 12 reports late

Last 12 months (Oct 1, 2025 – Sep 30, 2026)

Period endingParameterReportedLimitOver by
October 2025Solids, total suspended, daily average16 mg/L≤ 15 mg/L7%

Limits in force (25)

ParameterStatisticLimitMonths
Oxygen, dissolved [DO]monthly minimum≥ 5 mg/Lall year
Oxygen demand, chem. [high level] [COD]daily average≤ 50 mg/Lall year
Oxygen demand, chem. [high level] [COD]daily maximum≤ 150 mg/Lall year
pHminimum≥ 6 SUall year
pHmaximum≤ 9 SUall year
Solids, total suspendeddaily average≤ 15 mg/Lall year
Solids, total suspendeddaily maximum≤ 45 mg/Lall year
Oil & Greasedaily average≤ 10 mg/Lall year
Oil & Greasedaily maximum≤ 15 mg/Lall year
Nitrogen, ammonia total [as N]daily average≤ 3 mg/Lall year
Nitrogen, ammonia total [as N]daily maximum≤ 10 mg/Lall year
Chromium, total [as Cr]daily average≤ .315 mg/Lall year
Chromium, total [as Cr]daily maximum≤ .999 mg/Lall year
Copper, total [as Cu]daily average≤ .081 mg/Lall year
Copper, total [as Cu]daily maximum≤ .171 mg/Lall year
Zinc, total [as Zn]daily average≤ .279 mg/Lall year
Zinc, total [as Zn]daily maximum≤ .591 mg/Lall year
Aluminum, total [as Al]daily average≤ .834 mg/Lall year
Aluminum, total [as Al]daily maximum≤ 1.765 mg/Lall year
Selenium, total [as Se]daily average≤ .0057 mg/Lall year
Selenium, total [as Se]daily maximum≤ .0119 mg/Lall year
Pentachlorophenoldaily average≤ .0013 mg/Lall year
Pentachlorophenoldaily maximum≤ .0028 mg/Lall year
Flow, in conduit or thru treatment plantdaily average≤ .25 MGDall year
Flow, in conduit or thru treatment plantdaily maximum≤ .65 MGDall year

How strict are these limits?

Cited limits by parameter: Texas's rules and the federal ones.

Same industry: the 165 Chemicals and Allied Products permits in Texas.

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On EPA ECHO: Facility report · DMR history

Your permit document is the final word. As JSON: /api/v1/permits/TX0062448 · MCP: https://passage-data.com/mcp